An internet service provider or ISP is an organization or company that provides access to the internet through copper wires, phone lines, wireless, or fiber-optic cables. There are two types of ISPs, hosting and transit.
The hosting ISP is like a co-location center where it will lease server space to people and smaller businesses. The transit ISP provides a large amount of bandwidth to connect hosting ISPs to access ISPs. The ISP can be community owned providing the service as non-profit...

A Radio Atmospheric signal (sometimes referred to as Sferic or Spheric), is a broadband electromagnetic impulse that occurs during atmospheric lightning discharges. Sferics spread out from the lightning source and can be received thousands of miles away. A sferic, depending on atmospheric conditions, may extend anywhere from a few kHz to several tens of kHz. Sferics from far reaching storms, over 1500 miles away, are generally offset in frequency range and may be picked up as tweeks. A...

A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.